﻿using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;

namespace ST.Model
{
    public class BuyGoodsInfo : GoodsInfo
    {
        public int Count { get; set; }

        public double XiaoJi 
        {
            get 
            {
                return this.SalePrice * Count;
            }
        }
    }
}
